christmas 1990, "time" magazine put him on the cover as hollywood's top star. despite arnold's double life, he says that, from the beginning of their relationship, maria was always his partner, advising him on everything from body-building poses to movie scripts to strategies for his political campaigns. ( cheers and applause ) arnold's third act, politics, began in 2003, when he says he was getting bored making action movies. once again, he had to beat the odds to become the republican governor in the blue state of california. >> congratulations, governor schwarzenegger. >> stahl: married to a kennedy democrat, his commitment to republican ideology has often been questioned. as governor, he championed legislation to combat global warming, he promoted stem cell research, he performed gay marriages, and... you had a health care initiative. and here's what you write in your book: "my plan improved on mitt romney's massachusetts plan by strengthening the individual mandate." >> schwarzenegger: that's right. >> stahl: this was "obamacare" before "obamacare." >> sch